25w02a

src/main/java/carpet/utils/PerimeterDiagnostics.java

@@ -5,6 +5,7 @@ import java.util.List;
 import net.minecraft.core.BlockPos;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.tags.FluidTags;
+import net.minecraft.util.random.Weighted;
 import net.minecraft.world.entity.AgeableMob;
 import net.minecraft.world.entity.EntitySpawnReason;
 import net.minecraft.world.entity.EntityType;
@@ -162,9 +163,10 @@ public class PerimeterDiagnostics
         if (sle == null || !worldServer.getChunkSource().getGenerator().getMobsAt(worldServer.getBiome(pos), worldServer.structureManager(), ctype, pos).unwrap().contains(sle))
         {
             sle = null;
-            for (MobSpawnSettings.SpawnerData sle: worldServer.getChunkSource().getGenerator().getMobsAt(worldServer.getBiome(pos), worldServer.structureManager(), ctype, pos).unwrap())
+            for (Weighted<MobSpawnSettings.SpawnerData> wsle: worldServer.getChunkSource().getGenerator().getMobsAt(worldServer.getBiome(pos), worldServer.structureManager(), ctype, pos).unwrap())
             {
-                if (el.getType() == sle.type)
+                MobSpawnSettings.SpawnerData sle = wsle.value();
+                if (el.getType() == sle.type())
                 {
                     this.sle = sle;
                     break;
@@ -176,7 +178,7 @@ public class PerimeterDiagnostics
             }
         }
 
-        if (SpawnPlacements.isSpawnPositionOk(sle.type, worldServer, pos))
+        if (SpawnPlacements.isSpawnPositionOk(sle.type(), worldServer, pos))
         {
             el.moveTo(pos.getX() + 0.5F, pos.getY(), pos.getZ()+0.5F, 0.0F, 0.0F);
             return el.checkSpawnObstruction(worldServer) && el.checkSpawnRules(worldServer, EntitySpawnReason.NATURAL) &&